772252620 has 24 divisors (see below), whose sum is σ = 2162307504. Its totient is φ = 205934016.

The previous prime is 772252603. The next prime is 772252627. The reversal of 772252620 is 26252277.

772252620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (772252627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6435379 + ... + 6435498.

It is an arithmetic number, because the mean of its divisors is an integer number (90096146).

Almost surely, 2^772252620 is an apocalyptic number.

It is an amenable number.

772252620 is an abundant number, since it is smaller than the sum of its proper divisors (1390054884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

772252620 is a wasteful number, since it uses less digits than its factorization.

772252620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12870889 (or 12870887 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 33.

The square root of 772252620 is about 27789.4336034400. The cubic root of 772252620 is about 917.4585735638.

The spelling of 772252620 in words is "seven hundred seventy-two million, two hundred fifty-two thousand, six hundred twenty".